大约有 40,800 项符合查询结果（耗时：0.0296秒） [XML]
Where do I find the definition of size_t?
I see variables defined with this type but I don't know where it comes from, nor what is its purpose. Why not use int or unsigned int? (What about other "similar" types? Void_t, etc).
...
How do I address unchecked cast warnings?
Eclipse is giving me a warning of the following form:
23 Answers
23
...
What is the best way to compute trending topics or tags?
Many sites offer some statistics like "The hottest topics in the last 24h". For example, Topix.com shows this in its section "News Trends". There, you can see the topics which have the fastest growing number of mentions.
...
How to check if a variable is an integer in JavaScript?
How do I check if a variable is an integer in JavaScript, and throw an alert if it isn't? I tried this, but it doesn't work:
...
What is the printf format specifier for bool?
Since ANSI C99 there is _Bool or bool via stdbool.h . But is there also a printf format specifier for bool?
8 Answer...
What is the optimal algorithm for the game 2048?
...y of the tiles, i.e. 10% for a 4 and 90% for a 2). As far as I'm aware, it is not possible to prune expectimax optimization (except to remove branches that are exceedingly unlikely), and so the algorithm used is a carefully optimized brute force search.
Performance
The AI in its default configurat...
https URL with token parameter : how secure is it?
...
SSL will protect the query parameters in transit; however, email itself is not secure, and the email could bounce along any number of servers before getting to its destination.
Also depending on your web server the full URL might get logged in its log files. Depending on how sensitive the data i...
What is the difference between #import and #include in Objective-C?
...n Objective-C and are there times where you should use one over the other? Is one deprecated?
10 Answers
...
Recursive Lock (Mutex) vs Non-Recursive Lock (Mutex)
...wice and won't deadlock. Of course it also needs to unlock it twice, otherwise no other thread can obtain the mutex. Not all systems supporting pthreads also support recursive mutexes, but if they want to be POSIX conform, they have to .
...
Objective-C categories in static library
...es) and all works OK, but categories. A category defined in static library is not working in app.
6 Answers
...